A mechanical fastener couples the J box the support structure above through bores disposed at the roof of the J box. At least one such bore can be slotted. The J box can have a plumbing tool coupled. The plumbing tool can be detachable. The J box or the J box and the J box cover can have at least one knock out opening for power or power and data conductor/s conveyance.
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10. A device mounting connector for coupling a device to a support structure, the device mounting connector comprising:
a junction box (J box) having an enclosure, and a flange, the flange at least in part extends outwardly from an exterior wall of the J box in proximity to an opening of the enclosure, the J box further includes
at least one mechanical provision that couples the J box to a hub, and
at least one bore that enables the J box to be coupled to a support structure above the J box; and
the hub, the hub having a pair of extenders that extend outwardly in opposite directions to one another, the hub being substantially planar and having a central through opening, at least a portion of the hub rests on a top of the flange, the enclosure of the J box extends through and above the hub such that the hub is free to laterally rotate at least in part about a vertical axis of the J box, wherein
the hub is detachably attached to the device and is configured to horizontally rotate about a vertical axis of the J box so as to align the device with a neighboring device that is also suspended from the ceiling, the neighboring device having a substantially common structure as the device.
1. A device mounting connector for coupling a device to a support structure, the device mounting connector comprising:
a junction box (J box) having an enclosure, and a flange, the flange at least in part extends outwardly from an exterior wall of the J box in proximity to an opening of the enclosure, the J box further includes
at least one reciprocating mechanical provision that couples the J box to a hub, and
at least one bore that provides physical access mechanically coupling of the J box to a support structure above the J box;
the hub, the hub being substantially planar and having a central through opening, the hub rests on a top of at least a portion of the flange, the enclosure of the J box extends through the central through opening of the hub and above the hub such that the hub is free to laterally rotate at least in part about a vertical axis of the J box, the hub includes
a fastening provision sized to allow at least one fastening device in the hub to couple directly or indirectly to a cable and/or a chain that couples to the device and suspends the device below the hub; and
the device, wherein an orientation of the device is aligned with a neighboring suspended device via rotation of the hub, and is secured in place via an alignment fastener that fastens the hub to the flange of the J box so as to maintain the orientation of the device to remain aligned with the neighboring suspended device.
17. A device mounting connector for coupling a device to a support structure, the device mounting connector comprising:
a junction box (J box) having an enclosure with a knock out opening, and a flange, the flange at least in part extends outwardly from an exterior wall of the J box in proximity to an opening of the enclosure, the J box further includes
at least one reciprocating mechanical provision that couples the J box to a hub,
at least one bore that enables the J box to be coupled to a support structure above the J box,
a first electrical receptacle disposed inside the enclosure that is configured to receive at least one of input power and/or data, and
a second receptacle disposed inside the enclosure that is configured to convey at least one power output and/or data;
the hub, the hub being substantially planar and having a central through opening, at least a portion of the hub rests on a top of the flange, the enclosure of the J box extends through and above the hub such that the hub is free to laterally rotate at least in part about a vertical axis of the J box, the hub includes
a fastening provision sized to allow at least one fastening device in the hub to couple directly or indirectly to a cable and/or a chain that couples to the device and suspends the device below the hub; and
the device, the device being an electrified device that receives electricity via a conductor that couples to the J box, wherein
an orientation of the electrified device is aligned with a neighboring suspended electrified device via rotation of the hub, and is secured in place via mechanical connection between the hub and the flange of the J box.
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The present application has common inventorship with, and contains subject matter related to that disclosed in U.S. Pat. No. 11,788,692 the entire contents of which being incorporated herein by reference.
The present disclosure relates to a mechanical/electromechanical connector for a suspended ceiling device with an integral mechanism for suspended ceiling device plumbing and orientation.
Ceiling mounted suspended devices that are required to align with other ceiling suspended device(s) commonly require more than one point of mounting connectivity to a structure above. These mounting points of connectivity may be connected to a primary ceiling structure or to a secondary structure that couples to the primary structure. It is uncommon for all primary ceiling structure features of a building to be located directly above a plurality of mounting points for a ceiling suspended device. More commonly, an installer is required to install at least one additional secondary support structure with a device mounting point before extending a device suspension element from that mounting point. The suspended device is suspended from the at least two mounting points by at least one of a chain or an aircraft cable. The device suspended from the ceiling is typically required to be plumb, and/or oriented to align with at least one neighboring device mounted at the same height. The device suspended from the ceiling can be electrically powered as is the case with ceiling suspended lighting devices.
Power to ceiling mounted lighting devices is typically conveyed to the devices through ceiling mounted junction boxes (“J boxes”). The J boxes are typically positioned above or in proximity to the ceiling mounted devices. The ceiling mounted devices can be coupled to a J box by a rigid conduit. The J box can have a swivel joint connector that can restore at least the mounting elevation of the coupled device once it bumped by a moving object. However, the swivel connector does not restore the lighting device alignment with like neighboring device/s. Further, if the device's center of gravity is not co-aligned with the longitudinal vertical axis of the conduit, the device is subjected to undue stress.
In industrial and commercial buildings J boxes coupled to the ceiling's primary and/or secondary structures are fabricated of metal. The metal J boxes inherently have the structural capacity to support the weight of the suspended luminaires with their respective suspension elements. The ceiling suspended devices can receive their power or power and data from the J boxes coupled above or from conductors external to the J box. For example, an array of highbay lighting devices can receive power, or power and data, from a modular wiring system having a drop cord connect the powered device from the above structure.
Since the form, the size, the weight, and the center of gravity of the devices suspended from above vary, in some applications two mounting points of suspension from the ceiling may be required. Yet to save material costs and production time, installers prefer suspending ceiling suspended device/s requiring alignment by a mono-point connection.
The present disclosure describes a mono-point means of device suspension from a structure (e.g., ceiling) with plumbing and alignment (vertical and/or horizontal) capabilities. Furthermore, the present innovation is suitable for electrified and non-electrified applications.
The present inventor recognized a need for a mono-point mounting connection to a ceiling structure and a need to suspend from the mono-point connector a device by at least two mounting points. The device itself can be suspended from an overhead structure by way of a cable and/or chain. It is noted that the J box has at least one of a mechanical load bearing capacity and an electrical conveyance capacity that serves as an electrical source to one or more components that act as electrical loads.
The disclosure of the present embodiment describes how a modified traditional J box can satisfy all mechanical or electromechanical demands on a mono-point connector for a ceiling suspended device. In at least one different embodiment (not shown), a structural member having the same or similar form and mechanical properties to the J box as described herein can replace the J box. Thus, aspects of the embodiments are combinable.
The present embodiment includes at least one of a J box and a hub. The J box can be a circular or substantially circular enclosure with an opening to the below. The opening is sized to be covered by a standard J box cover. At least the top side of the J box mechanically couples to a structure that directly or indirectly couples to the ceiling structure above.
In at least one embodiment a mechanical fastener couples the J box to a support structure above through bores disposed at the upper side of the J box. At least one such bore can be slotted. The J box can have a plumbing tool coupled thereto. The plumbing tool, such as a bubble level, can be detachable. The J box, or the J box and the J box cover, can have at least one knock out opening for conveyance of power or power and data conductor/s.
Unlike the conventional J box form, the modified J box according to the present embodiment also has a coupled flange located at the bottom end of the J box in proximity to the J box covered opening. The flange can be unitarily formed with the body of the J box. The flange extends outwardly from at least a portion of the J box exterior wall/s. The flange is configured to support the weight of a suspended device, the corresponding suspension cable and/or chain and a hub with or without other attachment/s. The flange can have at least one through bore configured to engage a mechanical fastener that secures a coupled hub to the J box. In other embodiments, the hub can be secured to the J box by fastening device/s located at at least one different location.
The hub is a substantially planar structure that has a through opening. The hub's through opening size is greater than the size of the J box diameter and its shape is substantially similar to the circular or the substantially circular shape of the J box. The hub is configured to rest on the top surface of the flange of the J box. The hub optionally includes at least one through or non-through elongated bore. The elongated bore can be located on at least one side of the hub. A mechanical fastener inserted through at least one bore in the flange of the J box can fixedly couple the hub to the J box.
The hub optionally includes a collar. The collar's inner wall is configured to be in proximity to at least one exterior wall of the J box. In at least one different embodiment (not shown) a mechanical fastening device (e.g., screw, bolt, rivet, adhesive or the like) secures the hub to the J box through the collar.
The hub that is placed on the flange is partially or fully free to rotate about the vertical axis of the J box that is coupled to the above structure. The hub, rotated into linear alignment with at least one neighboring device, can be secured to the flange of the J box by at least one mechanical faster. The mechanical fastener can secure the hub against lateral rotation and vertical movement by at least one coupling fastener that can couple the hub to the J box flange through the elongated bore. In a different embodiment, the location of the fastener/s coupling the hub to the J box can be along the collar or elsewhere.
The hub can have at least one connection mounting point to couple at least two suspension cables and/or chains to the J box and/or the J box cover. The present embodiment includes two connection mounting points on the hub at opposite sides of the J box. The mounting points shown are bores to which chains and/or cables can be coupled. Further, in at least one alternate embodiment, an eye loop fastener or a hook can be coupled to the hub through the bores. The chains and/or the cables can then be coupled to the eye or hook fasteners.
The present embodiment has at 90° to the coupling bores protrusions extending upwardly from the top surface of the hub. These protrusions are configured to mechanically couple to extenders that originate from the top surface of the hub at opposite sides of the J box and extend outwardly. The extenders can couple to upwardly protruding walls and/or the hub's surface by fasteners. The fasteners can be inserted through bores in the upward protruding walls, the extenders, and/or the hub's planar surface.
The extenders in at least one embodiment can extend sufficiently outwardly to enable the coupled suspension cables and/or chain coupled to a device below to be substantially or fully vertically oriented. In at least one different embodiment (not shown), the hub can be formed to couple the extender from below or in combination with other specified or un-specified arrangement. When an extender is not used, a device safety cable or chain can be coupled to safety bores disposed in the hub's disk between the protrusion walls.
The hub material can be metallic or non-metallic material. The hub's structural properties require its ability to support the weight of at least the suspended device, the corresponding suspension elements, and its own deadweight. In at least one alternate embodiment where a J box is not used, the profile of the hub as it couples a support structure similar in profile to a J box with a flange can remain the same.
Returning to the J box, in at least one embodiment power or power and data can be conveyed to the suspended device below through the J box. It is further noted that the present innovation can invite a new class of modular wiring wherein the modular wiring components (e.g., a plug that receives a plurality of conductors in a predetermined spatial arrangement, and provides electrical connectivity of the plurality of conductors to corresponding wires that are connected in a same predetermined spatial arrangement in a plug that marries with the plug) can couple the J box in a form of plug'n play. For electrified systems that do not employ a conduit extender to couple a device to a J box, using the mono-point J box connector offers reduced material and faster production time.
While the hub and the J box arrangement enable precise lateral alignment of a ceiling suspended device with at least one neighboring like ceiling suspended device, the present disclosure employs conventional device mounting methods for device mounting height. For example, two methods can be used to match the mounting height of one ceiling suspended device to a like neighboring device. The first method entails plumbing the J box to the coupled structural member above using pre-measured hub coupled cables and/or chains to couple to the suspended device below. The second method entails trimming the length of the suspended cables and/or chains to specified height/s across the bottom face of the device.
A more complete appreciation of the disclosure and many of the attendant advantages thereof will be readily obtained as the same becomes better understood by reference to the following detailed description when considered in connection with the accompanying drawings, wherein:
As used herein, an element or step recited in the singular and proceeded with the word “a” or “an” should be understood as not excluding plural elements or steps, unless such exclusion is explicitly recited. Furthermore, references to “one embodiment” of the present disclosure are not intended to be interpreted as excluding the existence of additional embodiments that also incorporate the recited features.
The hub coupled to a ceiling suspended device is rotatable about the central axis of the J box 3 which enables it to be aligned with at least one like neighboring ceiling suspended device (not shown). Several coupling bores 5 allow for coupling to a support structure, and the coupling bores 5 are shown on top of the J box 3 circular enclosure, and can be configured to have multi-directional connectivity to above support structure.
The J box flange 8 shown around the J box cover 7 shows a circular form. In a different embodiment the flange 8 can take a different form. The two device alignment bores 9 are shown at opposite sides of the J box flange 8. In a different embodiment at least one fastener coupling a hub to the J box flange through the device alignment bore 9 can secure the hub from lateral and upwardly movement.
The hub planar disk 15 shows two hub mounting bores 17 at opposite sides of the central through opening 26. The hub mounting bores are configured to couple directly or indirectly to at least one cable and/or chain that supports a suspended device below (not shown). A collar 11 extends upwardly around at least a portion of the central through opening 26. The collar 11 abuts the sidewall/s of the J box and is configured to provide a consistent rotational path for the hub around the central vertical axis of the J box. The collar 11 can provide stiffening strength to the collar 11 and in a different embodiment can retain at least one fastener that secures the hub 10 to the J box.
The collar 11 shown in
An elongated bore shown between the collar 11 wall and the hub mounting bore 17 is configured to secure the hub 10 to the J box before or after aligning a hub 10 suspended device with at least one other like hub 10 suspended device (not shown). The hub's disk 15 rests on the flange of a J box and is rotatable about the central axis of the J box so as to align a coupled suspended device below with such a neighboring device. Once aligned, the hub can be secured to the J box by at least one through fastener coupling the mono-point connector key elements together.
In addition to the suspended device approach of coupling to the above mounted connector 1, there may be a safety requirement for a secondary support system for the device to protect occupants when the primary suspension means fails.
The present section also shows an eye loop/hook fastener 18, a J box cover 7, a hub mounting bore 17, a hub collar 11, a J box exterior wall 4, and a J box coupling to structure bore A fastener coupled to the hub mounting bore 17 (not shown) supports a coupled cable and/or chain with a suspended device coupled below (not shown). In a different embodiment, the cable and/or chain of the suspended device coupled below can directly couple to the hub 10 through the hub mounting bore 17.
The J box cover 7 is shown covering the J box 3 enclosure from below and a support structure 2 is shown coupled to the J box 3 by a mechanical fastener through fastener 5 above. The present embodiment shows the extender 19 coupled to the protrusion walls disposed above the hub disk 15 wherein the hub disk 15 abuts the top surface of the J box 3 flange. In a different embodiment the extender 19 can be coupled differently to the hub 10 and can have a different form and/or profile.
A collar 11 surrounding a J box 10 enclosure and a pair of protrusion 13 walls are shown extending upwardly from the top surface of the hub's disk 15. The collar abuts the J box exterior surface 4 wherein the protrusion 13 walls in the present embodiment are configured to couple to an extender 19. An eye loop fastener 16-2,18 shown coupled to the extender 19 is configured to couple to a suspended cable and/or chain that couples a device below. Fasteners 16-3 that couple the J box cover 7 to the J box 3 are shown below the J box flange 8.
Fastener 16-1 couples the hub disk 15 to the flange 8 of the J box 3 through the device alignment bore (not shown). The hub's disk 15 orientation can be aligned with at least one neighboring hub's disk 15 by rotating the disk 15 about the vertical axis of the J box 3 enclosure. By so doing, the fastener 16-1 can secure the alignment of a coupled suspended device to a neighboring suspended device. It is noted that regardless whether the cable and/or chain suspended device is coupled to the hub 3 or to an extender 19, the hub 3 with its lateral orientation capability governs the orientation of the coupled device below (not shown).
The protrusion 13 walls have two protrusion wall bores 14 at the opposite sides of a J box 3 enclosure. These bores are configured to receive through fasteners that couple extenders (not shown) that extend outwardly and away from the J box 3 enclosure. In at least one embodiment, a safety bore 28 in the hub's disk 15 can couple to a secondary cable and/or chain to protect occupants from harm in the event the primary means of the device suspended below fails.
The exterior wall of the J box 4 is shown between the hub's collars 11 extending above the hub's disk 15. The top surface of the J box is flat and has several bores. At least one of the bores is configured as a J box coupling bore 5 to a support structure above (not shown). The bore 5 can be slotted to enable omni-directional coupling. In addition, at least one bore can be configured to couple device/s retained inside the J box 3 interiors. The bores formed in the top flat surface of the J box can be elongated and the surrounding of at least one bore can be raised or depressed.
Hub mounting bores disposed in the disk 15 at opposing sides of the J box 3 are shown to be occupied by eye loop fasteners 18. In at least one embodiment, a suspended ceiling device can couple to the fasteners 18. In yet a different embodiment, a cable and/or a chain (not shown) can directly couple to the disk 15 through the bores. Safety bores 28 also disposed in the disk 15 of the hub 10 are positioned perpendicularly to the bores occupied by the eye loop fastener 18.
These safety bores 28 are sized to directly or indirectly receive a secondary suspension cable or chain that provides additional protection to occupants when the primary mounting suspension system fails. When extenders are used with the connector 1, the bores retaining the eye loops 18 can become the safety bores 28 that provide additional protection to occupants when the primary mounting suspension system fails.
The connector assembly elements shown above the disk 15 of the hub 10 include protrusions 13 with through protrusion bores 14, and the exterior wall 4 of the J box 3 enclosure.
The connector 1 can provide mechanical and electrical connectivity to a device mounted below. The electrical connectivity can be conveyed to a device from the connector externally, and/or internally. Power, or power and data, can be conveyed through at least one of a ridged conduit, a flexible armored cable, modular wiring, a soft cover cord and/or a combination thereof above to the device mounted below. In at least one embodiment an electrical conductor connection to or to and from the connector 1 at least in part can be affixed. In a different embodiment, at least one of the surfaces of the J box and/or the J box cover can retain an electrical receptacle.
The embodiment of
At least four receptacles 22 can be disposed along the exterior wall of the J box 3, 4. With such capability, the J box 3 with its retained circuitry busway 24 can act as a power or power and data splitter. Power conveyed into the circuitry busway 24 can flow outwardly in at least four directions, three through the side walls of the J box 3, 4 and at least one to the below through the J box cover 7. The exterior receptacles 22 that couple the receiving receptacles 22 of the circuitry busway 24 can be mechanically keyed. The mechanical key provides at least one of, mismatching voltage avoidance, overloading the circuitry busway, and prioritizes operator safety in engaging or disengaging a power line conductor, a neutral conductor, and a ground conductor connectivity.
The present figure shows the busway 24 retained inside the J box 3 enclosure coupled to fastener that is inserted from the top surface of the J box 3 enclosure. The surface around the bore of the fastener can be depressed to avoid conflict with the support structure 2 coupled above. The J box 3 can couple to the support structure 2 above by through fasteners from inside the J box enclosure.
The present figure shows such fasteners 16 placed above the circuitry busway 24 coupled to a support structure 2 above. The circuitry busway 24 with its corresponding receptacles can be configured to be detachable from the J box enclosure and allow unobstructed passage inside the J box 3 enclosure to fasteners 16 configured to mount to the support structure 2 above. The electrical features of the detachable busway 24 can be selected based on the specific power or power and data needs of the location and devices coupled where the connector 1 is mounted.
In addition to the circuitry busway 24 retained inside the J box enclosure, at least one power consuming can be coupled to the connector 1 and/or the J box 3. The power consuming device can include at least one of, a processing, a sensing, a power storing, and a communicating device. The processing device can have resident memory and code. The communication device can be wired and/or wireless. The connector 1 thus provides a host platform for the electronics, sensors and other low voltage circuitry described in U.S. Pat. No. 11,788,692, the entire contents of which is incorporated herein by reference.
The connector can provide a plumbing and orientation capability to a mechanical apparatus configured to couple to a mechanical or an electromechanical device suspended below. The connector is a mechanical alignment apparatus that is configured to deliver power and/or power and data to the device suspended below and/or another device coupled directly or indirectly to the connector.
Obviously, numerous modifications and variations of the present disclosure are possible in light of the above teachings. It is therefore to be understood that within the scope of the appended claims, the disclosure may be practiced otherwise than as specifically described herein.
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